﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Example37
{
    
    class Program
    {
        static void Main(string[] args)
        {
            Crectangle recta = new Crectangle();
            Crectangle rectb = new Crectangle();
            recta.setValue(3, 4);
            rectb.setValue(5, 6);
            Console.WriteLine("rect a: (0)"+recta.area());
            Console.WriteLine("rect b: (0)"+ rectb.area());
            Console.ReadLine();

        }
    }
}
